*SUPPORT*
IN: zup fep wif OUT: PINK BLUE
IN: wif fep lug OUT: BLUE GREEN
IN: zup dax OUT: PINK PINK PINK PINK
IN: kiki wif zup OUT: PURPLE BLUE PINK
IN: kiki lug dax OUT: PURPLE GREEN PURPLE GREEN PURPLE GREEN PURPLE GREEN
IN: kiki dax OUT: PURPLE PURPLE PURPLE PURPLE
IN: lug OUT: GREEN
IN: lug tufa OUT: GREEN GREEN
IN: wif OUT: BLUE
IN: kiki tufa dax OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: kiki tufa OUT: PURPLE PURPLE
IN: kiki fep wif fep zup tufa OUT: PURPLE BLUE PINK PINK
IN: wif fep lug tufa OUT: BLUE GREEN GREEN
IN: lug zup OUT: GREEN PINK

*QUERY*
IN: wif tufa OUT: BLUE BLUE
IN: zup tufa OUT: PINK PINK
IN: kiki kiki dax OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup kiki tufa OUT: PINK PURPLE PURPLE
IN: lug dax OUT: GREEN GREEN GREEN GREEN
IN: zup OUT: PINK
IN: wif zup lug tufa OUT: BLUE PINK GREEN GREEN
IN: wif kiki tufa OUT: BLUE PURPLE PURPLE
IN: kiki OUT: PURPLE
IN: wif fep kiki zup OUT: BLUE PURPLE PINK

*GRAMMAR*
lug -> GREEN 
 kiki -> PURPLE 
 wif -> BLUE 
 zup -> PINK 
 u1 fep x1 -> [u1] [x1] 
 u1 tufa -> [u1] [u1] 
 x1 dax -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 